There are
632 mi
from Tallahassee, FL to Radcliff, KY
That's the driving distance. It would take 12 hours 8 mins to go from Tallahassee, Florida to Radcliff, Kentucky.
The flight distance (direct flight from Tallahassee, FL to Radcliff, KY) is 520.22 mi.
632 mi = 1,017.09 kms